the Modern World》. Cambridge University Press. 94쪽. ISBN 0521620961. Erickson, Edward J. (2007). 《Ottoman Army Effectiveness in World War I: a comparative
Mayhem》: 47. Wall 2004, 144쪽. harv error: 대상 없음: CITEREFWall2004 (help) Erickson, Anne (2015년 9월 30일). “Top 10 Metal Guitarists of All Time”. 《Gibson.com》
Malaysia》 (PhD). University of Aberdeen. Heideman, Paul D.; Heaney, Lawrence R.; Thomas, Rebecca L.; Erickson, Keith R. (November 1987). “Patterns of Faunal
landscape, pp. 157–85. Erickson, Ordered To Die, chap. 1. Nur Bilge CRISS, "Istanbul under Allied Occupation 1918–1923 page 1 Paul C. Helmreich, From Paris